Question 1

Sperm travels to the ampulla of the ductus deferens before reaching the spermatic cord.

Accepted Answer

A) True 
 B)False  False

Question 2

Only germ cells undergo meiosis,which produces four haploid cells with 23 chromosomes each.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is the correct pathway of sperm cells from their formation to ejaculation?

Accepted Answer

A)  Seminiferous tubule, epididymis, rete testis, urethra, ejaculatory duct, ductus deferens
B)  Seminiferous tubule, epididymis, rete testis, ejaculatory duct, ductus deferens, urethra
C)  Seminiferous tubule, epididymis, rete testis, ductus deferens, ejaculatory duct, urethra
D)  Seminiferous tubule, rete testis, epididymis, ductus deferens, ejaculatory duct, urethra
E)  Seminiferous tubule, rete testis, epididymis, ejaculatory duct, urethra, ductus deferensF) B) and D)
G) A) and B)

Question 4

The __________ has/have no androgen receptors and do/does not respond to it.

Accepted Answer

A)  germ cells
B)  muscular tissue
C)  sustentacular cells
D)  hypothalamus
E)  pituitary glandF) A) and B)
G) C) and D) A

Question 5

The __________ is the site of sperm maturation and storage.

Accepted Answer

A)  spermatic cord
B)  epididymis
C)  rete testis
D)  seminiferous tubules
E)  ductus (vas)  deferensF) A) and B)
G) B) and C)

Question 6

The __________ is an example of the female external genitalia.

Accepted Answer

A)  scrotum
B)  clitoris
C)  uterine tube
D)  seminal vesicle
E)  vaginaF) B) and E)
G) A) and B)

Question 7

The __________ is the gonad and the __________ is the gamete.

Accepted Answer

A)  testis; ovary
B)  testis; semen
C)  testis; sperm
D)  sperm; semen
E)  semen; spermF) A) and B)
G) C) and D)

Question 8

The penis is homologous to the __________.

Accepted Answer

A)  labia minora
B)  mons pubis
C)  urethra
D)  vagina
E)  clitorisF) A) and D)
G) D) and E) E

Question 9

Testosterone stimulates development of the secondary sex characteristics,spermatogenesis,and libido.

Accepted Answer

A) True 
 B)False

Question 10

The orgasm-emission phase of the male sexual response is stimulated by __________.

Accepted Answer

A)  efferent sympathetic signals from the sacral region of the spinal cord
B)  efferent sympathetic signals from the lumbar region of the spinal cord
C)  efferent parasympathetic signals from the sacral region of the spinal cord
D)  efferent parasympathetic signals from the lumbar region of the spinal cord
E)  efferent somatic signals from the thoracic region of the spinal cordF) D) and E)
G) All of the above

Question 11

The penis is innervated by the __________ nerve.

Accepted Answer

A)  internal pudendal
B)  obturator
C)  penile
D)  ventral
E)  external pudendalF) A) and B)
G) All of the above

Question 12

Why would an enlarged prostate gland interfere with urination?

Accepted Answer

A)  It inhibits urine production.
B)  It develops calcified deposits that block the urethra.
C)  It produces thicker prostatic secretions that block the urethra.
D)  It inhibits the micturition reflex.
E)  It compresses the urethra.F) B) and E)
G) A) and C)

Question 13

At early puberty,follicle stimulating hormone (FSH)and luteinizing hormone (LH)stimulate enlargement of the testes.

Accepted Answer

A) True 
 B)False

Question 14

The mechanism that keeps the testes cooler than the body's core temperature is called descent of the testes.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following are primary sex organs?

Accepted Answer

A)  Ova
B)  Uterine tubes
C)  Breasts
D)  Ovaries
E)  Scent glandsF) A) and B)
G) None of the above

Question 16

Male infertility (sterility) refers to _________.

Accepted Answer

A)  the inability to fertilize an egg
B)  low sperm count
C)  a lack of seminal fluid during ejaculation
D)  low levels of testosterone
E)  the inability to have an erectionF) A) and E)
G) B) and D)

Question 17

Which of the following is generally accepted as a secondary sex characteristic?

Accepted Answer

A)  The enlargement of the breasts
B)  The presence of testes
C)  The prostate gland
D)  The uterus
E)  The vaginaF) C) and D)
G) B) and E)

Question 18

Which of the following is not a function of the sustentacular cells?

Accepted Answer

A)  They secrete inhibin.
B)  They secrete androgen-binding protein.
C)  They secrete testosterone.
D)  They protect and support the germ cells.
E)  Their tight junctions form the blood-testis barrier.F) A) and E)
G) B) and E)

Question 19

Which of the following is a secondary sex organ?

Accepted Answer

A)  Testis
B)  Ovary
C)  Vagina
D)  Facial hair
E)  Distribution of body fatF) A) and E)
G) C) and D)

Question 20

The __________ is the small,bilateral organ found lateral to the membranous urethra.

Accepted Answer

A)  seminal vesicle
B)  urethra
C)  bulbourethral gland
D)  prostate gland
E)  ejaculatory ductF) C) and D)
G) A) and B)

Exam 27: The Male Reproductive System

Sperm travels to the ampulla of the ductus deferens before reaching the spermatic cord.

Correct AnswerverifiedFalse

Only germ cells undergo meiosis,which produces four haploid cells with 23 chromosomes each.

Correct AnswerverifiedShow Answer

Which of the following is the correct pathway of sperm cells from their formation to ejaculation?

Correct AnswerverifiedShow Answer

The __________ has/have no androgen receptors and do/does not respond to it.

Correct AnswerverifiedA

The __________ is the site of sperm maturation and storage.

Correct AnswerverifiedShow Answer

The __________ is an example of the female external genitalia.

Correct AnswerverifiedShow Answer

The __________ is the gonad and the __________ is the gamete.

Correct AnswerverifiedShow Answer

The penis is homologous to the __________.

Correct AnswerverifiedE

Testosterone stimulates development of the secondary sex characteristics,spermatogenesis,and libido.

Correct AnswerverifiedShow Answer

The orgasm-emission phase of the male sexual response is stimulated by __________.

Correct AnswerverifiedShow Answer

The penis is innervated by the __________ nerve.

Correct AnswerverifiedShow Answer

Why would an enlarged prostate gland interfere with urination?

Correct AnswerverifiedShow Answer

At early puberty,follicle stimulating hormone (FSH)and luteinizing hormone (LH)stimulate enlargement of the testes.

Correct AnswerverifiedShow Answer

The mechanism that keeps the testes cooler than the body's core temperature is called descent of the testes.

Correct AnswerverifiedShow Answer

Which of the following are primary sex organs?

Correct AnswerverifiedShow Answer

Male infertility (sterility) refers to _________.

Correct AnswerverifiedShow Answer

Which of the following is generally accepted as a secondary sex characteristic?

Correct AnswerverifiedShow Answer

Which of the following is not a function of the sustentacular cells?

Correct AnswerverifiedShow Answer

Which of the following is a secondary sex organ?

Correct AnswerverifiedShow Answer

The __________ is the small,bilateral organ found lateral to the membranous urethra.

Correct AnswerverifiedShow Answer

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The is the gonad and the is the gamete.

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E

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